Uncertainties 0.0 / 5 ? PhysicsMeasurements and their errorsA2/A-levelAQA Created by: Hussain2927Created on: 28-10-19 17:51 Absolute Uncertainty Given as a fixed quantity. 1 of 6 Fractional Uncertainty Given as fraction of measurement. 2 of 6 Percentage Uncertainty Given as percentage of measurement. 3 of 6 When adding/subtracting data... ...absolute uncertainties are added. 4 of 6 When multiplying/dividing data... ...percentage uncertainties are added. 5 of 6 When raising data to a power... ...percentage uncertainty is multiplied by power. 6 of 6
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